{"product_id":"salamander-super-a-graphite-crucibles-a1-a10","title":"Salamander Graphite Crucibles","description":"\u003cp\u003eSalamander Super A crucibles are made of natural flake graphite and silicon carbide bonded with fine clay. Designed for consistent, reliable performance across a wide range of applications, these crucibles handle ferrous, nonferrous, and precious metals with ease. Maximum operating temperature is 2912°F (1600°C).\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eClean melting performance\u003c\/li\u003e\n\u003cli\u003eHigh refractoriness for demanding melt temperatures\u003c\/li\u003e\n\u003cli\u003eGood thermal conductivity for even heat distribution\u003c\/li\u003e\n\u003cli\u003eGood resistance to chemical corrosion\u003c\/li\u003e\n\u003cli\u003eSuitable for ferrous, nonferrous, and precious metals\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eNatural flake graphite and silicon carbide bonded with fine clay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Temperature\u003c\/th\u003e\n\u003ctd\u003e2912°F (1600°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.767A1\u003c\/td\u003e\n\u003ctd\u003eA1\u003c\/td\u003e\n\u003ctd\u003e6 oz.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.768A2\u003c\/td\u003e\n\u003ctd\u003eA2\u003c\/td\u003e\n\u003ctd\u003e10 oz.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.769A3\u003c\/td\u003e\n\u003ctd\u003eA3\u003c\/td\u003e\n\u003ctd\u003e16 oz.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.770A4\u003c\/td\u003e\n\u003ctd\u003eA4\u003c\/td\u003e\n\u003ctd\u003e25 oz.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eBreak-In Procedure:\u003c\/strong\u003e New crucibles should initially be heated slowly and evenly to 1112°F (600°C). After the initial break-in, bring the crucible to a uniform bright red condition over its entire surface—approximately 1650°F (900°C)—before charging with metal.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFlux:\u003c\/strong\u003e Only add flux once the metal is fully molten.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePreheating for Molten Metal:\u003c\/strong\u003e Crucibles that will receive molten metal must be preheated to a temperature equal to or slightly above that of the incoming molten metal to minimize thermal stress.\u003c\/p\u003e","brand":"Otto Frei","offers":[{"title":"A1","offer_id":47551699189974,"sku":"123.767A1","price":35.0,"currency_code":"USD","in_stock":false},{"title":"A2","offer_id":47551699222742,"sku":"123.768A2","price":38.0,"currency_code":"USD","in_stock":false},{"title":"A3","offer_id":47551699255510,"sku":"123.769A3","price":57.0,"currency_code":"USD","in_stock":false},{"title":"A4","offer_id":47551699288278,"sku":"123.770A4","price":57.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/salamander-graphite-crucibles-otto-frei.jpg?v=1719958874","url":"https:\/\/www.ottofrei.com\/ja\/products\/salamander-super-a-graphite-crucibles-a1-a10","provider":"Otto Frei","version":"1.0","type":"link"}